mozilla-central/dom/events/test/test_focus_blur_on_click_in_deep_cross_origin_iframe.html

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Test Info: Errors

<!DOCTYPE html>
<meta charset="utf-8">
<title></title>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<script src="/tests/SimpleTest/EventUtils.js"></script>
<script src="/tests/SimpleTest/paint_listener.js"></script>
<script src="/tests/gfx/layers/apz/test/mochitest/apz_test_utils.js"></script>
<script src="/tests/gfx/layers/apz/test/mochitest/apz_test_native_event_utils.js"></script>
<iframe width=100 height=200 scrolling="no"></iframe>
<script>
let state = "start";
const scale = window.devicePixelRatio;
function getScreenPosition(aElement, aOffsetX, aOffsetY) {
const rect = aElement.getBoundingClientRect();
const x = aOffsetX + window.mozInnerScreenX + rect.left;
const y = aOffsetY + window.mozInnerScreenY + rect.top;
return [Math.round(x * scale), Math.round(y * scale)];
}
add_task(async () => {
await SimpleTest.promiseFocus();
const loadsPromise = new Promise((resolve, reject) => {
let readyMiddle = false;
let readyInner = false;
window.addEventListener("message", function listener(event) {
info(`receive ${event.data}`);
if (event.data == "middleready") {
readyMiddle = true;
} else if (event.data == "innerready") {
readyInner = true;
} else {
reject("Unexpected message when waiting for ready " + event.data);
}
if (readyInner && readyMiddle) {
state = "ready";
window.removeEventListener("message", listener);
resolve();
}
});
});
const iframe = document.querySelectorAll("iframe")[0];
await loadsPromise;
// Wait for APZ state stable so that mouse event handling APZ works properly
// in out-of-process iframes.
await waitUntilApzStable();
// NOTE: synthesizeMouseAtCenter doesn't work for OOP iframes (bug 1528935),
// so we use promiseNativeMouseEventWithAPZ instead.
const [expectedScreenX, expectedScreenY] =
getScreenPosition(iframe, 10, 10);
const firstClickPromise = new Promise((resolve, reject) => {
window.addEventListener("message", function listener(event) {
info(`receive ${event.data}`);
if (state == "ready") {
if (event.data == "innerfocus") {
state = "innerfocusbeforeclick";
} else if (event.data == "innerclick") {
ok(false, "Focusing failed to complete before mouseup");
state = "innerclickbeforefocus";
} else if (event.data == "middlefocus") {
is(false, "Should not get an extra middlefocus.");
} else {
is(event.data, "neverthisevent", "Unexpected event (first click)");
}
} else if (state == "innerfocusbeforeclick") {
is(event.data, "innerclick", "The second event should be 'innerclick'");
state = "firstclick";
window.removeEventListener("message", listener);
resolve();
} else if (state == "innerclickbeforefocus") {
is(event.data, "innerfocus", "The second event should be 'innerfocus'");
state = "firstclick";
window.removeEventListener("message", listener);
resolve();
} else {
reject("Unexpected message in firstClickPromise " + event.data);
}
});
});
await promiseNativeMouseEventWithAPZ({
type: "click",
target: iframe,
screenX: expectedScreenX,
screenY: expectedScreenY + Math.round(110 * scale),
});
await firstClickPromise;
SimpleTest.requestFlakyTimeout("Waiting for unwanted events that don't exist on success.");
const secondClickPromise = new Promise((resolve, reject) => {
window.addEventListener("message", function listener(event) {
info(`receive ${event.data}`);
if (state == "firstclick") {
is(event.data, "middlefocus", "The third event should be 'middlefocus'.");
state = "middlefocusbeforeclick";
} else if (state == "middlefocusbeforeclick") {
// The order of blur and click is non-deterministic even in the non-Fission case.
if (event.data == "middleclick") {
state = "waitingforinnerblurafterclick";
} else if (event.data == "innerblur") {
state = "innerblurbeforeclick";
} else {
is(event.data, "neverthisevent", "Unexpected event (first click)");
}
} else if (state == "waitingforinnerblurafterclick") {
is(event.data, "innerblur", "The fifth event should be 'innerblur'.");
state = "secondclick";
setTimeout(function() {
// Wait for potential other unwanted events
window.removeEventListener("message", listener);
resolve()
}, 200);
} else if (state == "innerblurbeforeclick") {
is(event.data, "middleclick", "The fifth event should be 'middleclick'.");
state = "secondclick";
setTimeout(function() {
// Wait for potential other unwanted events
window.removeEventListener("message", listener);
resolve()
}, 200);
} else {
reject("Unexpected message in secondClickPromise " + event.data);
}
});
});
await promiseNativeMouseEventWithAPZ({
type: "click",
target: iframe,
screenX: expectedScreenX,
screenY: expectedScreenY,
});
await secondClickPromise;
});
</script>